tests: fix potentially unbound variable in kernel_version_code

ldv-alt · ldv-alt · commit 73edd445e202 · 2018-03-23T13:43:13.000Z
Fix the following use case:

	$ sh -uc '. tests/init.sh; kernel_version_code 4.5'
	tests/init.sh: line 242: 3: unbound variable

* tests/init.sh (kernel_version_code): Fix potentially unbound variable.
diff --git a/tests/init.sh b/tests/init.sh
@@ -236,7 +236,7 @@ kernel_version_code()
 	(
 		set -f
 		IFS=.
-		set -- $1
+		set -- $1 0 0
 		v1="${1%%[!0-9]*}" && [ -n "$v1" ] || v1=0
 		v2="${2%%[!0-9]*}" && [ -n "$v2" ] || v2=0
 		v3="${3%%[!0-9]*}" && [ -n "$v3" ] || v3=0

Original file line number	Diff line number	Diff line change
`@@ -236,7 +236,7 @@ kernel_version_code()`
`236`	`236`	`(`
`237`	`237`	`set -f`
`238`	`238`	`IFS=.`
`239`		`- set -- $1`
	`239`	`+ set -- $1 0 0`
`240`	`240`	`v1="${1%%[!0-9]*}" && [ -n "$v1" ] \|\| v1=0`
`241`	`241`	`v2="${2%%[!0-9]*}" && [ -n "$v2" ] \|\| v2=0`
`242`	`242`	`v3="${3%%[!0-9]*}" && [ -n "$v3" ] \|\| v3=0`